Which fits your needs?
Nektony Disk Space Analyzer Pro: People who prefer an upfront App Store purchase with visual analysis and collections.
Space Lens (CleanMyMac): Existing CleanMyMac users who want visual disk exploration within their suite.
Features, pricing, and workflow
Scroll across to compare
| Feature | Nektony Disk Space Analyzer Pro | Space Lens (CleanMyMac) |
|---|---|---|
| Best fit | People who prefer an upfront App Store purchase with visual analysis and collections. | Existing CleanMyMac users who want visual disk exploration within their suite. |
| Visualization | Sunburst, file directories, and largest-items list | Bubble-map storage explorer |
| Platforms and requirements | macOS | macOS |
| Pricing and editions | US Mac App Store lists $19.99 upfront; check your region’s current listing. | Part of CleanMyMac; check current subscription/one-time plans and edition availability. |
| Open source | No | No |
| Native macOS UI | Yes | Yes |
| Cleanup workflow | Collect selected files and folders, then move or remove them; check the current removal dialogue. | Add selections to the cleanup list, review them, then run the module’s removal action. |
| Reports and portability | The App Store description does not establish scan-report export. Preserve paths and collection decisions before a fresh NullDisk scan. | Keep screenshots and paths from Space Lens. The cited manual does not establish report interoperability with NullDisk. |
Nektony Disk Space Analyzer Pro: what stands out
A good fit for people who prefer an upfront App Store purchase with visual analysis and collections.
Nektony Disk Space Analyzer Pro: strengths
- Sunburst, largest-items list, and Quick Look
- Collect items for moving or removing
- Scans external storage and accessible cloud folders
Considerations
- Paid edition distinct from the free-download listing
- Access depends on macOS permissions and chosen scan locations
- A cloud-folder scan is not proof of direct provider-account access
Space Lens (CleanMyMac): what stands out
A good fit for existing CleanMyMac users who want visual disk exploration within their suite.
Space Lens (CleanMyMac): strengths
- Bubble visualization of local and external storage
- Folder-by-folder browsing and a reviewed removal list
- Part of the broader CleanMyMac maintenance suite
Considerations
- A suite module rather than a standalone purchase
- Check module availability in your CleanMyMac edition
- Suite licensing may be more than needed for disk analysis alone
For a useful comparison on your own drive, match the scan root, access permissions, and size mode. Chart style changes how you explore the results; it does not by itself establish measurement accuracy.
Common questions
When should I choose Nektony Disk Space Analyzer Pro?
A good fit for people who prefer an upfront App Store purchase with visual analysis and collections. US Mac App Store lists $19.99 upfront; check your region’s current listing.
When should I choose Space Lens (CleanMyMac)?
A good fit for existing CleanMyMac users who want visual disk exploration within their suite. Part of CleanMyMac; check current subscription/one-time plans and edition availability.
Will both apps show the same size?
Not necessarily. Match the scan root, permissions, exclusions, and logical/allocated-size mode. Hard links, APFS clones, snapshots, sparse files, and cloud placeholders can change totals. A reported size is not a guaranteed amount recovered after deletion.
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